[OpenSCAD] eval( ) ???
runsun at gmail.com
Mon May 18 00:43:35 EDT 2015
G. Wade Johnson wrote
> OpenSCAD /programs/ (I'll use the term loosely) are not executing. They
> are describing a physical shape. The result of the program is static,
> there is no real concept of time in the code. If OpenSCAD were designed
> as a more traditional language, the programmer would likely make
> assumptions based on their understanding of how programs execute in
> time. This causes a fairly significant disconnect in the mental model
> of how the code works.
Indeed the openscad language itself doesn't consider time. However, the
existence of $t and animation feature seems to show that dynamic modeling
is in the mind of openscad.
$ Runsun Pan, PhD
$ -- OpenScad_DocTest: doc and unit test ( Github , Thingiverse )
$ -- hash parameter model: here , here
$ -- Linux Mint 17.1 Rebecca x64 + OpenSCAD 2015.03.15/2015.04.01.nightly
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